/* ════════════════════════════════════════════════════════════════════════
   dex-wired.css — "How it's wired" reference pages · Tepna / the -Dex suite
   Copyright 2026 Michal Planicka · SPDX-License-Identifier: Apache-2.0
   ────────────────────────────────────────────────────────────────────────
   Shared chrome for the per-node wiring docs. Mirrors the spec-doc register
   (Visual-Language-Spec.html / index.html): centered column, mono eyebrows,
   gradient title, evidence-badge ladder, layered file-stack diagram. Tokens
   are the ans-design.css canon. System fonts only — no CDN, 100% local.
   ════════════════════════════════════════════════════════════════════════ */
:root{
  --bg:#0B0F14; --surface:#121821; --surface2:#18212C; --surface3:#1E2835;
  --border:#1e2d42; --border2:#253550;
  --text:#F4F7FB; --text2:#9FB0C3; --text3:#8C9DB3; --text4:#6E7F94;
  --teal:#3DE0D0; --blue:#58A6FF; --green:#39D98A; --amber:#FFB84D; --red:#FF6B7A; --purple:#a78bfa;
  --ev-ink:#aab8cc;
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --sans:'Inter',system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  /* per-layer accents — same chroma family, hue only */
  --L-input:var(--text4); --L-core:var(--blue); --L-dsp:var(--teal);
  --L-render:var(--green); --L-app:var(--amber); --L-fusion:var(--purple);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);
  font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased;
  background-image:
    radial-gradient(circle at 16% -10%,rgba(61,224,208,.05),transparent 45%),
    radial-gradient(circle at 90% 0%,rgba(88,166,255,.05),transparent 40%);
}
a{color:inherit;text-decoration:none;}
::selection{background:rgba(61,224,208,.22);}
::-webkit-scrollbar{width:9px;height:9px;}
::-webkit-scrollbar-thumb{background:rgba(61,224,208,.18);border-radius:5px;}

.wrap{max-width:1080px;margin:0 auto;padding:0 32px;}

/* ── top rail: suite nav ── */
.rail{position:sticky;top:0;z-index:30;backdrop-filter:blur(14px);
  background:rgba(11,15,20,.74);border-bottom:1px solid var(--border);}
.rail-in{max-width:1080px;margin:0 auto;padding:12px 32px;display:flex;align-items:center;gap:18px;}
.rail .brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:-.01em;font-size:14.5px;white-space:nowrap;}
.rail .brand .dot{width:12px;height:12px;border-radius:50%;background:radial-gradient(circle at 35% 30%,var(--teal),var(--blue));box-shadow:0 0 12px rgba(61,224,208,.5);}
.rail .brand small{font-family:var(--mono);font-weight:500;font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--text4);}
.rail-nodes{display:flex;gap:4px;margin-left:auto;flex-wrap:wrap;justify-content:flex-end;}
.rail-nodes a{font-family:var(--mono);font-size:11px;letter-spacing:.03em;color:var(--text3);padding:5px 10px;border-radius:8px;transition:.14s;}
.rail-nodes a:hover{color:var(--text);background:rgba(255,255,255,.04);}
.rail-nodes a.cur{color:var(--teal);background:rgba(61,224,208,.1);}
@media(max-width:820px){.rail-nodes{display:none;}}

/* ── header ── */
.dochead{padding:54px 0 30px;}
.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--teal);margin-bottom:14px;display:flex;align-items:center;gap:10px;}
.eyebrow .back{color:var(--text4);}
.eyebrow .back:hover{color:var(--text2);}
.dochead h1{font-size:42px;font-weight:800;letter-spacing:-.03em;line-height:1.04;margin:0;display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.dochead h1 .glyph{width:58px;height:58px;border-radius:15px;display:grid;place-items:center;font-size:30px;flex:none;
  background:linear-gradient(150deg,rgba(61,224,208,.16),rgba(88,166,255,.10));border:1px solid rgba(61,224,208,.24);box-shadow:0 0 28px rgba(61,224,208,.12);}
.dochead h1 .g{background:linear-gradient(120deg,var(--teal),var(--blue));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.dochead .lede{font-size:17px;color:var(--text2);max-width:660px;margin:18px 0 0;text-wrap:pretty;}
.dochead .lede b{color:var(--text);font-weight:600;}

/* spec strip — signal / device / input / output */
.specsheet{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:14px;overflow:hidden;margin-top:28px;}
.specsheet .cell{background:var(--surface);padding:15px 17px;}
.specsheet .k{font-family:var(--mono);font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--text4);margin-bottom:7px;}
.specsheet .v{font-size:14px;font-weight:600;color:var(--text);line-height:1.4;}
.specsheet .v small{display:block;font-weight:400;color:var(--text3);font-size:12px;margin-top:3px;}
@media(max-width:720px){.specsheet{grid-template-columns:1fr 1fr;}}

/* ── section scaffold ── */
.sec{padding:34px 0;border-top:1px solid var(--border);}
.sec:first-of-type{border-top:none;}
.sec-num{font-family:var(--mono);font-size:11px;color:var(--teal);letter-spacing:.12em;}
.sec-h{font-size:25px;font-weight:800;letter-spacing:-.02em;margin:8px 0 6px;}
.sec-d{color:var(--text3);font-size:14.5px;max-width:720px;margin-bottom:24px;text-wrap:pretty;}
.sec-d b{color:var(--text2);font-weight:600;}
.sec-d code,.mono{font-family:var(--mono);}
.sec-d code,.ic{font-family:var(--mono);font-size:12.5px;color:var(--blue);background:rgba(88,166,255,.08);padding:1px 6px;border-radius:5px;}

.panel{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:24px 26px;}
.panel+.panel{margin-top:14px;}

/* ════ WIRING DIAGRAM — layered file stack ════ */
.flow{display:flex;flex-direction:column;gap:0;}
.flow-row{display:grid;grid-template-columns:108px 1fr;gap:0;align-items:stretch;}
.flow-rail{position:relative;display:flex;flex-direction:column;align-items:center;}
.flow-rail .lz{font-family:var(--mono);font-size:9px;letter-spacing:.09em;text-transform:uppercase;color:var(--lc,var(--text4));writing-mode:vertical-rl;transform:rotate(180deg);padding:6px 0;font-weight:600;opacity:.9;}
.flow-rail .spine{flex:1;width:2px;background:linear-gradient(180deg,var(--lc,var(--border2)),var(--border2));opacity:.5;}
.flow-rail .node-dot{width:11px;height:11px;border-radius:50%;background:var(--lc,var(--text4));box-shadow:0 0 0 4px var(--bg),0 0 0 5px var(--lc,var(--border2));margin:4px 0;flex:none;}
.flow-cards{padding:0 0 16px 18px;display:flex;flex-direction:column;gap:8px;}
.fcard{background:var(--surface);border:1px solid var(--border);border-left:3px solid var(--lc,var(--border2));border-radius:11px;padding:12px 15px;transition:.15s;}
.fcard:hover{border-color:var(--border2);transform:translateX(2px);}
.fcard .fc-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.fcard .fname{font-family:var(--mono);font-size:12.5px;color:var(--text);font-weight:600;}
.fcard .ftag{font-family:var(--mono);font-size:9px;letter-spacing:.07em;text-transform:uppercase;color:var(--lc,var(--text4));border:1px solid var(--lc,var(--border2));border-radius:999px;padding:2px 8px;opacity:.85;}
.fcard .fdesc{font-size:12.5px;color:var(--text3);margin-top:6px;line-height:1.5;}
.flow-arrow{text-align:center;color:var(--border2);font-size:15px;margin:-2px 0 6px;margin-left:108px;}

/* ════ PIPELINE — numbered steps ════ */
.pipe{display:flex;flex-direction:column;gap:10px;counter-reset:pstep;}
.pstep{display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:start;background:var(--surface);border:1px solid var(--border);border-radius:13px;padding:14px 16px;position:relative;}
.pstep::before{counter-increment:pstep;content:counter(pstep,decimal-leading-zero);font-family:var(--mono);font-size:13px;font-weight:700;color:var(--teal);background:rgba(61,224,208,.1);border:1px solid rgba(61,224,208,.2);width:34px;height:34px;border-radius:9px;display:grid;place-items:center;}
.pstep h4{font-size:14.5px;font-weight:700;margin:2px 0 4px;letter-spacing:-.01em;}
.pstep p{font-size:13px;color:var(--text3);margin:0;line-height:1.55;}
.pstep .pf{font-family:var(--mono);font-size:11px;color:var(--text4);margin-top:6px;}
.pstep .pf b{color:var(--blue);font-weight:500;}

/* ════ EVIDENCE LADDER ════ */
.ev{display:inline-block;width:12px;height:12px;border-radius:50%;flex:none;vertical-align:baseline;}
.ev-measured{background:var(--ev-ink);border:2px solid var(--bg);box-shadow:0 0 0 1px var(--ev-ink);}
.ev-validated{background:var(--ev-ink);box-shadow:0 0 0 1px var(--ev-ink) inset;}
.ev-emerging{background:linear-gradient(90deg,var(--ev-ink) 0 50%,transparent 50% 100%);box-shadow:0 0 0 1.5px var(--ev-ink) inset;}
.ev-experimental{background:transparent;box-shadow:0 0 0 1.5px var(--ev-ink) inset;}
.ev-heuristic{background:transparent;border:1.5px dashed var(--ev-ink);width:13px;height:13px;}
.evladder{display:flex;flex-direction:column;gap:8px;}
.evrow{display:grid;grid-template-columns:128px 1fr;gap:16px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:13px 16px;}
.evrow .evname{display:flex;align-items:center;gap:10px;}
.evrow .evname b{font-size:13.5px;font-weight:700;}
.evrow .evname .big{width:16px;height:16px;}
.evrow .exs{font-family:var(--mono);font-size:11.5px;color:var(--text2);line-height:1.7;}
.evrow .exs em{color:var(--text4);font-style:normal;}
.evrow.empty .exs{color:var(--text4);opacity:.6;font-style:italic;}

/* ════ LIMITATIONS / NOTES ════ */
.notes{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
@media(max-width:720px){.notes{grid-template-columns:1fr;}}
.note{background:var(--surface);border:1px solid var(--border);border-radius:13px;padding:15px 17px;border-top:2px solid var(--nc,var(--amber));}
.note h4{font-size:13.5px;font-weight:700;margin:0 0 6px;display:flex;align-items:center;gap:8px;}
.note h4 .tagi{font-family:var(--mono);font-size:9px;letter-spacing:.06em;text-transform:uppercase;color:var(--nc,var(--amber));border:1px solid;border-radius:999px;padding:2px 7px;margin-left:auto;font-weight:600;}
.note p{font-size:12.5px;color:var(--text3);margin:0;line-height:1.55;}
.note.good{--nc:var(--green);} .note.warn{--nc:var(--amber);} .note.info{--nc:var(--blue);} .note.lim{--nc:var(--red);}

/* ════ HOW TO USE ════ */
.use{display:flex;flex-direction:column;gap:11px;}
.usecard{display:grid;grid-template-columns:42px 1fr;gap:15px;align-items:start;background:var(--surface);border:1px solid var(--border);border-radius:13px;padding:16px 18px;}
.usecard .ui{font-size:22px;width:42px;height:42px;border-radius:11px;display:grid;place-items:center;background:rgba(61,224,208,.07);border:1px solid rgba(61,224,208,.16);flex:none;}
.usecard h4{font-size:15px;font-weight:700;margin:1px 0 5px;}
.usecard p{font-size:13px;color:var(--text3);margin:0;line-height:1.6;}
.usecard p code{font-family:var(--mono);font-size:12px;color:var(--blue);background:rgba(88,166,255,.08);padding:1px 6px;border-radius:5px;}
.usecard .open{display:inline-block;margin-top:10px;font-family:var(--mono);font-size:11.5px;color:var(--teal);letter-spacing:.04em;border:1px solid rgba(61,224,208,.25);border-radius:8px;padding:6px 13px;transition:.15s;}
.usecard .open:hover{background:rgba(61,224,208,.1);}

/* callout */
.callout{display:flex;gap:13px;align-items:flex-start;background:rgba(88,166,255,.05);border:1px solid rgba(88,166,255,.16);border-radius:13px;padding:15px 18px;margin-top:16px;font-size:13px;color:var(--text2);line-height:1.6;}
.callout .ci{font-size:17px;line-height:1.2;flex:none;}
.callout b{color:var(--text);}
.callout.frozen{background:rgba(167,139,250,.05);border-color:rgba(167,139,250,.18);}
.callout.clock{background:rgba(61,224,208,.04);border-color:rgba(61,224,208,.16);}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:6px;}
.chip{font-family:var(--mono);font-size:11px;color:var(--text2);background:var(--surface2);border:1px solid var(--border2);border-radius:999px;padding:4px 11px;}
.chip.ok{color:var(--green);border-color:rgba(57,217,138,.25);background:rgba(57,217,138,.06);}

/* footer */
.docfoot{border-top:1px solid var(--border);padding:32px 0 64px;margin-top:24px;}
.docfoot .fl{display:flex;flex-wrap:wrap;gap:8px 16px;font-family:var(--mono);font-size:12px;color:var(--text3);}
.docfoot .fl a:hover{color:var(--teal);}
.docfoot .fn{font-family:var(--mono);font-size:11px;color:var(--text4);line-height:1.9;margin-top:16px;}
.docfoot .fn b{color:var(--text3);}
.disc{font-size:12px;color:var(--text4);max-width:620px;margin-top:10px;text-wrap:pretty;}

/* ════ CATALOG (papers / experiments / outputs) ════ */
.catlist{display:flex;flex-direction:column;gap:10px;}
.cat{background:var(--surface);border:1px solid var(--border);border-radius:13px;padding:16px 18px;border-left:3px solid var(--cc,var(--teal));}
.cat .ct{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.cat .ct b{font-size:15.5px;font-weight:700;letter-spacing:-.01em;}
.cat .ct .tool{font-family:var(--mono);font-size:11px;color:var(--text4);margin-left:auto;white-space:nowrap;}
.cat .ct .tool a{color:var(--teal);}
.cat .ct .tool a:hover{text-decoration:underline;}
.cat p{font-size:13px;color:var(--text3);margin:9px 0 0;line-height:1.6;}
.cat p code,.cat .ct b code{font-family:var(--mono);font-size:12px;color:var(--blue);background:rgba(88,166,255,.08);padding:1px 5px;border-radius:5px;}
.cat .pills{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px;}
.cpill{font-family:var(--mono);font-size:10px;letter-spacing:.04em;text-transform:uppercase;border:1px solid var(--border2);color:var(--text3);border-radius:999px;padding:2px 9px;}
.cpill.sim{color:var(--blue);border-color:rgba(88,166,255,.3);}
.cpill.real{color:var(--green);border-color:rgba(57,217,138,.3);}
.cpill.persp{color:var(--text4);font-style:italic;}
.cat.persp{--cc:var(--text4);} .cat.real{--cc:var(--green);} .cat.sim{--cc:var(--blue);} .cat.gate{--cc:var(--purple);}

/* prev/next */
.pager{display:flex;justify-content:space-between;gap:14px;margin-top:8px;flex-wrap:wrap;}
.pager a{flex:1;min-width:200px;background:var(--surface);border:1px solid var(--border);border-radius:13px;padding:14px 18px;transition:.15s;}
.pager a:hover{border-color:var(--border2);background:var(--surface2);}
.pager .pl{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--text4);}
.pager .pt{font-size:15px;font-weight:700;margin-top:4px;color:var(--text);}
.pager .nx{text-align:right;}